What’s Vulnerable › Vulnerabilities

CVE-2019-15926

• Severity: critical (CVSS 9.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 5.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-09-04 · updated 2026-06-17
• Weakness: CWE-125

Description

An issue was discovered in the Linux kernel before 5.2.3. Out of bounds access exists in the functions ath6kl_wmi_pstream_timeout_event_rx and ath6kl_wmi_cac_event_rx in the file drivers/net/wireless/ath/ath6kl/wmi.c.

Affected products

• Canonical Ubuntu Linux: 16.04, 18.04, 19.10
• Debian Linux: 8.0
• Linux kernel: from 3.2 before 3.16.74; from 3.17 before 4.4.187; from 4.5 before 4.9.187; from 4.10 before 4.14.135; from 4.15 before 4.19.61; from 4.20 before 5.1.20 — fixed in 3.16.74, 4.14.135, 4.19.61, 4.4.187, 4.9.187, 5.1.20

How to fix

Upgrade to a fixed version: Linux kernel 3.16.74, 4.14.135, 4.19.61, 4.4.187. Check the vendor advisory for mitigations.

References

• http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html
• http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html
• https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2.3
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5d6751eaff672ea77642e74e92e6c0ac7f9709ab
• https://lists.debian.org/debian-lts-announce/2019/09/msg00014.html
• https://lists.debian.org/debian-lts-announce/2019/09/msg00015.html
• https://lists.debian.org/debian-lts-announce/2019/09/msg00025.html
• https://security.netapp.com/advisory/ntap-20191004-0001/
• https://support.f5.com/csp/article/K32034450
• https://support.f5.com/csp/article/K32034450?utm_source=f5support&amp%3Butm_medium=RSS
• https://usn.ubuntu.com/4145-1/
• https://usn.ubuntu.com/4147-1/

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